Helianthus grosseserratus (Sawtooth Sunflower) is a species of perennial herb in the family Asteraceae. They have a self-supporting growth form. They are native to North America and The Contiguous United States. They have simple, broad leaves and yellow flowers. Flowers are visited by Leucophora siphonina, Monarch, Melecta, and Triepeolus simplex. Individuals can grow to 1.6 m.
EOL has data for 71 attributes, including: